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From: Rob Pike <robpike@gmail.com>
To: Doug McIlroy <doug@cs.dartmouth.edu>
Cc: The Eunuchs Hysterical Society <tuhs@tuhs.org>
Subject: Re: [TUHS] dmr streams & networking [was: Re: If not Linux, then what?]
Date: Thu, 29 Aug 2019 07:55:00 +1000
Message-ID: <CAKzdPgw_OJO6ehq4g=t_cqUw-Pqz_T6gn48uMDuyfpiQqNvOKw@mail.gmail.com> (raw)
In-Reply-To: <201908281841.x7SIfQS7053036@tahoe.cs.Dartmouth.EDU>

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Reiser added paging and it was working well by early 1981.

-rob


On Thu, Aug 29, 2019 at 4:41 AM Doug McIlroy <doug@cs.dartmouth.edu> wrote:

> > Doug McIlroy <doug@cs.dartmouth.edu> wrote:
> >
> >>
> >>> How long was research running on a PDP-11 and when did they move to a
> VAX?
> >>
> >> London and Reiser had ported Unix to the VAX, replete with virtual
> memory, in 1978. By the time v7 was released (1979), Vaxen had become the
> workhorse machines in Research.
> >>
> >> Doug
> >
> > So, what's the story on why the London/Reiser port didn't get adapted
> > back by Research, and they ended up starting from 4.1 BSD?
> >
> > Thanks,
> >
> > Arnold
>
>
> Sorry, what I said about London/Reiser is true, but not the whole story.
> L/R didn't have demand paging; BSD did.
>
> Doug
>
>

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  parent reply index

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-28  9:17 Paul Ruizendaal
2019-08-28 10:44 ` Angelo Papenhoff
2019-08-28 17:57 Doug McIlroy
2019-08-28 18:05 ` Adam Thornton
2019-08-28 18:08 ` arnold
2019-08-28 18:27 ` Warner Losh
2019-08-28 18:34   ` Warner Losh
2019-08-28 21:54 ` Rob Pike
2019-08-29  6:43   ` arnold
2019-08-29  7:39     ` Rob Pike
2019-08-29 16:26       ` arnold
2019-08-29  3:29 ` Lawrence Stewart
2019-08-29  4:10   ` Larry McVoy
2019-08-28 18:41 Doug McIlroy
2019-08-28 18:49 ` arnold
2019-08-28 19:03   ` Chet Ramey
2019-08-28 19:05     ` Larry McVoy
2019-08-29 14:58       ` Jason Stevens
2019-08-29 16:25         ` arnold
2019-08-29 16:38           ` Ralph Corderoy
2019-08-29 17:35             ` arnold
2019-08-28 21:55 ` Rob Pike [this message]
2019-08-28 22:29   ` George Michaelson
2019-08-28 22:36     ` William Pechter
2019-08-28 23:02       ` Arthur Krewat
2019-08-29  0:11       ` Clem cole
2019-08-29  0:18         ` George Michaelson
2019-08-29  6:27         ` Lars Brinkhoff
2019-08-30 20:21 Norman Wilson
2019-08-30 20:28 ` Larry McVoy
2019-08-30 20:39 ` Clem Cole
2019-08-30 21:52   ` Larry McVoy
2019-08-31  0:58     ` Clem Cole
2019-08-31  1:13       ` Bakul Shah
2019-08-31  2:46         ` Clem cole
2019-08-31  2:57           ` Clem cole
2019-08-31  3:14             ` Gregg Levine
2019-08-31  3:47               ` Clem cole
2019-08-31  3:38             ` Bakul Shah
2019-08-31  5:37             ` Dave Horsfall
2019-08-31 19:03               ` Clem Cole
2019-09-05  5:11                 ` Al Kossow
2019-09-02  8:28               ` Peter Jeremy
2019-09-02 23:26                 ` Dave Horsfall
2019-08-31  3:19           ` Bakul Shah
2019-08-31  9:43 Rudi Blom
2019-08-31 15:41 ` Clem Cole
2019-09-01  2:16 Rudi Blom
2019-09-01  2:36 [TUHS] dmr streams & networking [was: Re: If not Linux, then what? Rudi Blom

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